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The maintenance of neuronal cell body positions is abnormal.

The maintenance of neuronal cell body positions is abnormal.

Putative null allele which lacks whole of the first exon of the gene (lacking 361 bp area corresponding to 13460-13820 of the cosmid F13G3). Severe thermotaxis defect. Weak defects in chemitaxis. Subcellular localization of synaptic proteins is abnormal in RIA interneurons.

Putative null allele which lacks whole of the 3rd exon of the gene (lacking 260 bp area corresponding to 12984-13243 of the cosmid F13G3). Severe thermotaxis defect. Weak defects in chemitaxis. Subcellular localization of SNB-1::GFP is abnormal in RIA interneurons.

The maintenance of neuronal cell body positions is abnormal.

Improvement in thermotolerance at 37C, though weaker than in null mutants. Longer lifespan than to tax-2(gk117937) null mutant. Higher frequency of dauer formation and survival at 28C than tax-2(gk117937) null mutant. Reference: Hwang HY, et al. Front Genet. 2020 Oct 6;11:566948. doi: 10.3389/fgene.2020.566948. PMID: 33133151

mCherry tag inserted at 3' end of endogenous rps-6 locus. Reduced thermotolence at 35C compared to N2 controls. Reference: Somers H, et al. Cell Reports Methods. (2022) Apr 25;2(4):100203 PMID: 35497499

Delayed hatching from egg shell. QL and descendant cells migrate forward instead of backward (incomplete penetrance). Tc1 insertion mutant.

utEx33 [flr-1p::GFP + rol-6(su1006)]. Pick Rollers to maintain. GFP is localized exclusively to intestinal nuclei because of the nuclear localization signal and lack of FLR-1 membrane spanning domains. Reference: Take-uchi et al.: Proc Natl Acd Sci USA. 1998 Sep 29;95(20):11775-80, Take-uchi et al.: Mol Biol Cell. 2005 Mar;16(3):1355-65, Kobayashi et al.: Genes to Cells 2011 May;16(5):565-75.

Resistant to 400ug/ml NaF. Slow growth. Small brood size. Small and thin.

Resistant to 400ug/ml NaF. Slow growth. Small brood size. Small and thin.

Resistant to 400ug/ml NaF. Slow growth. Small brood size. Small and thin.

jcpEx2 [ced-1p::F58G11.6(genomic)::YFP::let-858 3'UTR + unc-119(+) + myo-2::GFP]. Maintain by picking GFP+. Individuals that lost the array produce only arrested embryos with spindle orientation defects, accumulate vesicles, and problems engulfing apoptotic corpses. Reference: Nieto C, et al. J Cell Sci. 2010 Jun 15;123(Pt 12):2001-7.

jcpEx3 [ccz-1p::ccz-1(genomic)::YFP::let-858 3'UTR + unc-119(+) + pha-1(+)]. Array rescues lethality. Individuals that lost the array produce only arrested embryos with spindle orientation defects, accumulate vesicles, and problems engulfing apoptotic corpses. Reference: Nieto C, et al. J Cell Sci. 2010 Jun 15;123(Pt 12):2001-7.

Temperature-sensitive. Grows well at 15C; embryonic lethal at 25C. ints-6 previously known as dic-1. Reference: Gómez-Orte E, et al. PLoS Genet. 2019 Feb 26;15(2):e1007981.

Heterozygotes are WT with pharyngeal GFP signal, and segregate WT GFP, arrested nT1[qIs51] aneuploids, and non-GFP ccz-1 homozygotes (produce only arrested embryos with spindle orientation defects, accumulate vesicles, and problems engulfing apoptotic corpses). Homozygous nT1[qIs51] inviable. Pick WT GFP and check for correct segregation of progeny to maintain. Reference: Nieto C, et al. J Cell Sci. 2010 Jun 15;123(Pt 12):2001-7.

Locomotion and feeding defects. Triple mutant lacks all muscarinic signalling. Reference: Steger KA & Avery L. Genetics. 2004 Jun;167(2):633-43.

wrdSi18 [^SEC^mex-5p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Germline and early embryo-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in germline and early embryo nuclei. Self-excising cassette with Rol and HygroR markers still in strain to facilitate crosses. Heat-shock to remove SEC as described in Dickinson et al. 2015. Reference: Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

wrdSi8 [^SEC^mex-5p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (II:0.77). Germline and early embryo-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in germline and early embryo nuclei. Self-excising cassette with Rol and HygroR markers still in strain to facilitate crosses. Heat-shock to remove SEC as described in Dickinson et al. 2015. Reference: Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

wrdSi22 [^SEC^eft-3p::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). SEC spotaneously excises at a high frequency so non-rollers will appear. Pick Rollers to maintain. Pan-somatic expression of TIR1 co-factor for AID, and expression of AID-tagged blue protein in somatic nuclei. Self-excising cassette with Rol and HygroR markers still in strain to facilitate crosses. Heat-shock to remove SEC as described in Dickinson et al. 2015. Reference: Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

wrdSi44 [SCMp*::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (II:0.77). Seam cell-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in seam cell nuclei. Some expression in hypodermal cells. Reference: Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

wrdSi46 [SCMp*::TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (I:-5.32). Seam cell-specific expression of TIR1 co-factor for AID, and tissue-specific AID-tagged blue protein in seam cell nuclei. Some expression in hypodermal cells. Reference: Ashley GE, et al. Genetics. 2021 Mar 31;217(3):iyab006. doi: 10.1093/genetics/iyab006. PMID: 33677541

wrdSi57 [^SEC^eft-3p:TIR1::F2A::mTagBFP2::AID*::NLS::tbb-2 3'UTR] (II:0.77). Pick Rollers to maintain. Pan-somatic expression of TIR1 co-factor for AID, and expression of AID-tagged blue protein in somatic nuclei. Self-excising cassette with Rol and HygroR markers still in strain to facilitate crosses. Heat-shock to remove SEC as described in Dickinson et al. 2015. jsSi1579 is an RMCE landing pad inserted at a sgRNA site 45 bp from the ttTi5605 insertion site. It contains an rpl-28p::GFP reporter flanked by FRT and FRT3 sites and a loxP site (for more details about landing pads, see Nonet, 2020.Genetics or visit https://sites.wustl.edu/nonetlab/rmce/). Reference: Vo AA, et al. MicroPubl Biol. 2021 Aug 3;2021:10.17912/micropub.biology.000425. doi: 10.17912/micropub.biology.000425. eCollection 2021. PMID: 34355140

Internal mNeonGreen(dpiRNA)::3xFLAG tags with linker sequences inserted into endogenous noah-1 locus. mNeonGreen(dpiRNA) is optimized to remove all piRNA sites. Superficially wild-type. Reference: Johnson LC, et al. Development 2023; dev.201085. doi: https://doi.org/10.1242/dev.201085.

Modular linker::mNeonGreen::3xFLAG::linker tag inserted internally in the first exon of the endogenous acn-1 locus by CRISPR. Will produce a linker::mNG::3xFLAG::linker fusion after the 32nd amino acid. Allele obtained using Cas9 RNP. Cassette design allows for re-editing of locus with common crRNAs/sgRNAs.

Modular linker::mNeonGreen::3xFLAG::linker tag inserted internally in exon 2 of the endogenous col-10 locus by CRISPR which will produce a translational fusion after amino acid 89. Allele obtained using Cas9 RNP. Cassette design allows for re-editing of locus with common crRNAs/sgRNAs.

mwEx32 [pat-3(YYFF) + sur-5::GFP]. Pick GFP+ to maintain. mwEx32 carries a mutant form of pat-3 gene with tyrosine (Y) to phenylalanine (F) mutations; rescues pat-3 null allele. Abnormal DTC migration. Reference: Lee M, et al. J Biol Chem. 2001 Sep 28;276(39):36404-10.

mwEx443 [pat-3(+) + sur-5::GFP]. Pick GFP+ to maintain. mwEx443 contains wild type contains pat-3 genomic DNA, rescues pat-3 null allele. Reference: Lee M, et al. J Biol Chem. 2001 Sep 28;276(39):36404-10.

mtEx60 [numr-1p::GFP + rol-6(su1006)]. Maintain under normal conditions by picking rollers. Reference: Tvermoes B, et al. (2010) J Cell Sci 123:2124-34.

mtEx63 [numr-1p::numr-1::GFP + rol-6(su1006)]. Maintain under normal conditions by picking rollers. Reference: Tvermoes B, et al. (2010) J Cell Sci 123:2124-34.

axIs1437 [pCG31; LAP::lsm-1 + unc-119(+)]. GFP expression appears granular in somatic blastomeres at the 4-cell stage. Superficially wild-type. Reference: Dev Bio (2008) 323(1):76-87.

axIs1486 [pCG51; LAP::Y46G5A.13(tia-1.2) + unc-119(+)]. GFP expression appears in cytoplasmic granules in P1-Z2/Z3 lineages; nuclear & cytoplasmic in other blastomeres. Array is unstable and will silence after several generations. Superficially wild-type. Reference: Dev Bio (2008) 323(1):76-87.

axIs1487 [pCG81; pie-1p::LAP::patr-1 + unc-119(+)]. GFP expression appears in cytoplasmic granules in P1-Z2/Z3 lineages; nuclear & cytoplasmic in other blastomeres. Maintain @ 25C; array is unstable and will silence after several generations. Superficially wild-type. Reference: Dev Bio (2008) 323(1):76-87.

axIs1735 [pie-1p::LAP tag::npp-10 (full length) + unc-119(+)]. Maintain at 25C to maintain transgene expression.

axIs1723 [pie-1p::GFP::H2B::gld-1 3'UTR + unc-119(+)]. Maintain at 25C to maintain transgene expression. Unknown if ed3 is still in background.

axIs1722 [pie-1p::GFP::H2B::fog-1 3'UTR + unc-119(+)]. Maintain at 25C to maintain transgene expression. Unknown if ed3 is still in background.

axIs1722 [pie-1p::GFP::H2B::fog-1 3'UTR + unc-119(+)]. Maintain at 25C to maintain transgene expression. Unknown if ed3 is still in background.

axIs1928 [mCherry::par-6]. axIs1182 [GFP::par-2]. Maintain at 25C to retain transgene expression. [NOTE: axIs1182 [GFP::par-2] might not be integrated; the CGC has received reports that it does not segregate to all progeny.]

qIs26 [lag-2::GFP + rol-6(su1006)]. ok467 deletion balanced by glp-1- and dpy-19-marked recombination suppressor. qIs26 was integrated into qC1 and in the process made qC1 homozygous lethal. Heterozygotes are Rollers and GFP+ in the distal tip cell, and segregate WT Rol, lethal qC1 homozygotes, and npp-10 homozygotes (Emb or early Larval lethal). Pick WT GFP+ Rol and check for correct segregation of progeny to maintain.

axIs1722 [pie-1p::GFP::H2B::fog-1 3'UTR + unc-119(+)]. Maintain at 25C to maintain transgene expression. Unknown if ed3 is still in background.

axIs1722 [pie-1p::GFP::H2B::fog-1 3'UTR + unc-119(+)]. Maintain at 25C to maintain transgene expression. Unknown if ed3 is still in background.

Embryonic P granules not segregated, 30% maternal effect sterility on average, RNAi insensitivity. meg-3(ax3055) and meg-4(ax3052) are precise deletions of the entire coding sequence made by CRISPR/Cas9, designed to be cut again to make insertions at the endogenous locus. References: Smith, J. et al. Elife. 2016 Dec 3;5:e21337. doi: 10.7554/eLife.21337. PMID: 27914198 Ouyang JPT, et al. Dev Cell. 2019 Sep 23;50(6):716-728.e6. PMID: 31402283

Description: 20% maternal effect sterility on average, RNAi insensitivity, MEG-3 does not form cytoplasmic gradient. meg-3(ax4503) is an in-frame deletion in the endogenous meg-3 locus removing amino acids (1-544); MEG-3 does not form a cytoplasmic gradient but does still form granules in early embryos and co-localizes with PGL-3. References: Smith, J. et al. Elife. 2016 Dec 3;5:e21337. doi: 10.7554/eLife.21337. PMID: 27914198 Schmidt H, bioRxiv 2020.10.15.340570 (2020) doi:10.1101/2020.10.15.340570.

20% Maternal effect sterility on average, embryonic P granule defect, RNAi insensitivity. Engineered mutations in the endogenous meg-3 locus disrupt the binding and localization of PGL proteins to P granules in the early embryo while MEG-3 itself is still forms an asymmetric cytoplasmic gradient and granules. References: Smith, J. et al. Elife. 2016 Dec 3;5:e21337. doi: 10.7554/eLife.21337. PMID: 27914198 Schmidt H, bioRxiv 2020.10.15.340570 (2020) doi:10.1101/2020.10.15.340570.

ax4544 is a CRISPR-engineered null mutant of npp-12. Reference: Thomas, Bodas, and Seydoux (2025). "FG repeats drive co-clustering of nuclear pores and P granules in the C. elegans germline."

3xFlag tag inserted at C-terminus of endogenous pgl-3 locus. Inserted into parental strain JH3503 meg-3(ax3054[meg-3::meGFP]). Reference: Ouyang JPT, et al. Nature Cell Biology 2022 (24)1129–1140. DOI: 10.1038/s41556-022-00940-w.

3xFlag tag inserted at truncated C-terminus of endogenous pgl-3 locus. Inserted into parental strain JH3503 meg-3(ax3054[meg-3::meGFP]). Reference: Ouyang JPT, et al. Nature Cell Biology 2022 (24)1129–1140. DOI: 10.1038/s41556-022-00940-w.

mNeonGreen tag inserted at the C-terminus of the endogenous npp-14 locus. NPP-14::mNeonGreen is expressed in all tissues. Reference: Thomas L, et al. Development. 2025 Mar 15;152(6):dev204585. doi: 10.1242/dev.204585. PMID: 40067309.

mNeonGreen tag inserted at N-terminus of endogenous imb-1 locus. Expressed in all tissues. Reference: Thomas, Bodas, and Seydoux (2025). "FG repeats drive co-clustering of nuclear pores and P granules in the C. elegans germline."

ujIs113 [pie-1p::mCherry::H2B::pie-1 3'UTR + nhr-2p::his-24::mCherry::let-858 3'UTR + unc-119(+)]. stIs10286 [nob-1::GFP::unc-54 3'UTR + rol-6(su1006)]. stIs10286 contains 9kb promoter and full nob-1 transcript fused to GFP. Reference: Zhao Z, et al. PLoS Genet. 2010 Sep 2;6(9):e1001089.